Participation in university is highly unequal across socio-economic lines globally (UNESCO, 2017). This has led many governments and admission officers to introduce preferential college admissions for disadvantaged students. This report studies the impacts that preferential admissions can have...

A History of a Self-Immolating Idea -- Collective Economics -- How Neo-Propertarianism Conquered the World -- Casting The False Prophets of Growth Out of the Economic Temple -- Social Growth -- The Broken American Labor System -- The Hell of American Healthcare -- The Social Climate --...

Using a theoretical model where students care about achievement rank, I study effort choices in the classroom and show that rank concerns generate peer effects. The model's key empirical prediction is that the effect on own achievement of increasing the dispersion in peer cost of effort is...

I use administrative and survey data from Chile and a structural model to evaluate teacher policies in a market-based school system. The model accommodates equilibrium effects on parental sorting across school sectors (public or private), on the self-selection of individuals into teaching and...